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Posted to issues@hive.apache.org by "Aihua Xu (JIRA)" <ji...@apache.org> on 2015/06/16 22:11:00 UTC
[jira] [Updated] (HIVE-11025) In windowing spec, when the datatype
is decimal, it's comparing the value against NULL value incorrectly
[ https://issues.apache.org/jira/browse/HIVE-11025?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aihua Xu updated HIVE-11025:
----------------------------
Attachment: HIVE-11025.patch
> In windowing spec, when the datatype is decimal, it's comparing the value against NULL value incorrectly
> --------------------------------------------------------------------------------------------------------
>
> Key: HIVE-11025
> URL: https://issues.apache.org/jira/browse/HIVE-11025
> Project: Hive
> Issue Type: Sub-task
> Components: PTF-Windowing
> Affects Versions: 2.0.0
> Reporter: Aihua Xu
> Assignee: Aihua Xu
> Attachments: HIVE-11025.patch
>
>
> Given data and the following query,
> {noformat}
> deptno empno bonus salary
> 30 7698 NULL 2850.0
> 30 7900 NULL 950.0
> 30 7844 0 1500.0
> select avg(salary) over (partition by deptno order by bonus range 200 preceding) from emp2;
> {noformat}
> It produces incorrect result for the row in which bonus=0
> 1900.0
> 1900.0
> 1766.6666666666667
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